Letter opener clock



FIG. 1 is a front side perspective view of the present invention showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is a back view thereof; and,

FIG. 6 is a bottom view thereof. 

The ornamental design for a letter opener clock, as shown and described. 